noun
ripple; ring on water
Physical ripples spreading on a water surface.
小石を投げると、水面に波紋が広がった。
When I threw a pebble, ripples spread across the water's surface.
noun
repercussions; ripple effect
Figurative use: the spreading impact or consequences of an event, often in social or political contexts.
That remark sent major ripples through the political world.
noun
Japanese slit drum
A musical instrument made of iron with slits on top, producing a rippling sound. Domain-specific music term.
波紋は、仏教音楽で使われる鉄製の楽器だ。
The hamon is an iron instrument used in Buddhist music.